Description
The PYREX ribbed watch glasses are designed for use as covers for PYREX beakers. Ribs are molded into the glass so that they cant pop off as they do when cane is sealed to standard watch glasses. Permits escape of excess vapor and eliminates risk of contamination from dropped hooks or props.
Meets EPA requirements for Methods 30005, 3010, and 3020
†U.S. and Canada Sales Only
Image(s) are representative of the product group and not necessarily the individual product.